Light bar



FIG. 1 is a front elevational view of a light bar in accordance with my design;

FIG. 2 is an end elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top perspective view thereof;

FIG. 5 is a bottom perspective view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and

FIG. 8 is a front elevational view of a second embodiment similiar to FIG. 1, the other views thereof being like FIGS. 2-7; and,

FIG. 9 is a front elevational view of a third embodiment similiar to FIG. 1, the other views thereof being like FIGS. 2-7. 

The ornamental design for a light bar, as shown and described. 